XML 58 R74.htm IDEA: XBRL DOCUMENT v3.19.3.a.u2
Intangible Assets - Estimated Future Amortization Expense for Amortizable Intangible Assets (Details)
$ in Millions
Dec. 31, 2019
USD ($)
Goodwill and Intangible Assets Disclosure [Abstract]  
2020 $ 145
2021 137
2022 127
2023 110
2024 106
Thereafter $ 467